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3M™ E-A-Rfit™ Dual-Ear Enclosure Assy Speaker

To determine whether workers are receiving adequate protection from their hearing protector

Manufacturer:  3M™ 073783

Catalog No. 19-122-401

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  • For use with E-A-Rfit™  Dual-Ear Validation System
  • Connects to an AC power source
  • Presents a test signal across seven test frequencies (125Hz, 250Hz, 500Hz, 1000Hz, 2000Hz, 4000Hz, 8000Hz) in under five seconds
  • Provides a personal attenuation rating (PAR) for each worker
  • USB Cable connects speaker to computer (not included)
  • Dual-element microphone plugs into back of speaker (not included)>
  • Stand and cables not included


E-A-Rfit™ Dual-Ear Enclosure Assembly Speaker
E-A-Rfit™ Dual-Ear Validation System
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